1glue

Full Definition of GLUE

1

a: any of various strong adhesive substances; especially: a hard protein chiefly gelatinous substance that absorbs water to form a viscous solution with strong adhesive properties and that is obtained by cooking down collagenous materials (as hides or bones)

b: a solution of glue used for sticking things together

2

: something that binds together <enough social glue…to satisfy the human desire for community — E. D. Hirsch, Jr.>